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The threshold wavelength of zinc

The threshold wavelength of zinc is 390 nm.1) Find the frequency of zinc 2) What is the work function in eVerything of zinc? 3)
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2. asked by Anonymous
3. 926 views
The threshold wavelength for photoelectric emission in metal is 600 nm.Find the maximum kinetic energy of the electrons emitted
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2. asked by Anonymous
3. 1,059 views
Zinc has three major and two minor isotopes. For this problem, assume that the only isotopes of zinc are the major ones,
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2. asked by Jess
3. 2,364 views
A metal foil has a threshold frequency of 5.45 x 10^14 Hz. Which color of visible light will not eject electrons from this
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2. asked by Anon
3. 7,214 views
A metal surface of threshold wavelength 550 nm is irradiated with blue light of wavelength 450 nm. Calculate the (1) maximum
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2. asked by Sandra
3. 159 views
When light of wavelength 391 nm falls on apotassium surface, electrons are emitted that have a maximum kinetic energy of 1.72
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2. asked by Jason
3. 999 views
The binding energy of an electron to a metal surface is 184 kJ/mol. What is the threshold wavelength (in nm) for the onset of
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2. asked by Erika
3. 863 views
Find velocity of electron emitted by metal whose threshold frequency is 2.1*10^14 and when exposed to visible light wavelength
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2. asked by liz
3. 851 views
The first step in the process used to recover zinc metal from zinc sulfide ore is the reaction of zinc sulfide with oxygen gas
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2. asked by windal
3. 2,742 views
What is the threshold frequency for the photoelectric effect on lithium (phi= 2.93eV)? What is the stopping potential if the
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2. asked by Paul
3. 730 views